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staging: speakup: fix warning for static declaration

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Fix the following sparse warning:
symbol 'spk_serial_out' was not declared. Should it be static?

Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
Reviewed-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Gustavo A. R. Silva 2017-03-27 01:37:29 -05:00 committed by Greg Kroah-Hartman
parent 1c816bad41
commit a15505e69c
1 changed files with 1 additions and 1 deletions
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2
drivers/staging/speakup/serialio.c
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@ -243,7 +243,7 @@ unsigned char spk_serial_in_nowait(void)
}
EXPORT_SYMBOL_GPL(spk_serial_in_nowait);
int spk_serial_out(struct spk_synth *in_synth, const char ch)
static int spk_serial_out(struct spk_synth *in_synth, const char ch)
{
if (in_synth->alive && spk_wait_for_xmitr(in_synth)) {
outb_p(ch, speakup_info.port_tts);